Linux & PowerShell Professional Mastery¶
30 Days: From Beginner to Advanced IT Professional¶
Master the Command Line. Understand Your Systems. Secure Your Network. Automate Your Work.
What you will achieve¶
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Command-line fluency
Navigate, search and manage files and text confidently in Bash and PowerShell, and know exactly how each maps to the other.
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System administration
Manage users, permissions, processes, services, storage and software on Ubuntu 24.04 and Windows 11.
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Network troubleshooting
Diagnose IP, routing, DNS, ports and connectivity problems, and capture packets with
tcpdump,pktmonand Wireshark. -
Security investigation
Analyse logs and authentication events, audit firewalls and permissions, and investigate suspicious connections the way a SOC analyst does.
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Automation
Write reusable Bash and PowerShell scripts, schedule them, and produce CSV/JSON health reports.
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Career-ready projects
Finish with a capstone and a toolkit for your chosen pathway: SOC Analyst, Network Analyst or System Administrator.
Who this course is for¶
| Audience | What you get |
|---|---|
| Beginners | A gentle, structured start. Every command is explained, not just listed. |
| IT support & system administrators | Daily admin tasks on both platforms with real troubleshooting workflows. |
| Cybersecurity professionals & SOC analysts | Log analysis, authentication monitoring, firewall auditing and investigation methodology. |
| Network analysts & engineers | IP, DNS, ports, routing, packet capture and diagnostic automation. |
| Developers, DevOps & working professionals | Shell fluency, text processing, scripting and remote administration. |
Learning roadmap¶
flowchart LR
M1["Module 1<br/>Days 1–5<br/>CLI Fundamentals"] --> M2["Module 2<br/>Days 6–10<br/>System Administration"]
M2 --> M3["Module 3<br/>Days 11–15<br/>Networking"]
M3 --> M4["Module 4<br/>Days 16–20<br/>Security & Logs"]
M4 --> M5["Module 5<br/>Days 21–25<br/>Scripting & Automation"]
M5 --> M6["Module 6<br/>Days 26–30<br/>Professional Ops & Capstone"]
M6 --> P{"Career pathway"}
P --> A["SOC Analyst"]
P --> B["Network Analyst"]
P --> C["System Administrator"]| Module | Days | Focus |
|---|---|---|
| 1 — Command-Line Fundamentals | 1–5 | Shells, files, reading and searching text, help, pipelines |
| 2 — System Administration | 6–10 | Users, permissions, processes, services, storage, packages |
| 3 — Networking & Troubleshooting | 11–15 | IP, connectivity, DNS, ports, interfaces, packet capture |
| 4 — Security, Logs & Monitoring | 16–20 | Logs, authentication, firewalls, auditing, network security |
| 5 — Scripting & Automation | 21–25 | Variables, logic, functions, data processing, scheduling |
| 6 — Professional Operations & Projects | 26–30 | Remote admin, investigations, troubleshooting, capstone |
How every lesson works¶
Each day follows the same structure, so you always know where to find things: objectives → concepts → Linux and PowerShell command references → detailed explanations → demonstrations with expected output → comparison table → IT, security, network and sysadmin applications → common mistakes → troubleshooting → hands-on lab → 10+ practice questions → quiz with explanations → homework → tips → cheat sheet → checklist → official documentation.
Course facts¶
| Duration | 30 days, about 3–4 hours per day |
| Platforms | Ubuntu 24.04 LTS · Windows 11 · Windows PowerShell 5.1 · PowerShell 7.4+ |
| Cost | Free and open source (MIT License) |
| Publishing | New lessons are released every night at 22:00 IST, two days at a time. See the release schedule. |
| Safety | All labs run on localhost, WSL2, virtual machines or explicitly authorised lab systems. |